/**
 * 
 */
package com.cater.report.util;

import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;

/**
 * @Description: TODO
 * @author: yong
 * @time:2018年8月8日 下午11:21:58
 */
public class RemindDateUtils {
	private static SimpleDateFormat yearsdf = new SimpleDateFormat("yyyy");
	private static SimpleDateFormat monthsdf = new SimpleDateFormat("yyyy-dd");

	/**
	 * 
	 * @Description:获取当前年份
	 * @return String
	 * @time:2018年8月8日 下午11:29:49
	 */
	public static String getYear() {
		return yearsdf.format(new Date());
	}

	/**
	 * 
	 * @Description:获取当前年月yyyy-dd
	 * @return String
	 * @time:2018年8月8日 下午11:29:49
	 */
	public static String getYearMonth() {
		return monthsdf.format(new Date());
	}
	/** 
     * 获取 当前年、半年、季度、月、日、小时 开始结束时间 
     */  
  
    private final static SimpleDateFormat shortSdf = new SimpleDateFormat("yyyy-MM-dd");  
    private final static SimpleDateFormat longHourSdf = new SimpleDateFormat("yyyy-MM-dd HH");;  
    private final static SimpleDateFormat longSdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");;  
  
  
    /** 
     * 获得本周的第一天，周一 
     *  
     * @return 
     */  
    public static Date getCurrentWeekDayStartTime() {  
        Calendar c = Calendar.getInstance();  
        try {  
            int weekday = c.get(Calendar.DAY_OF_WEEK) - 2;  
            c.add(Calendar.DATE, -weekday);  
            c.setTime(longSdf.parse(shortSdf.format(c.getTime()) + " 00:00:00"));  
        } catch (Exception e) {  
            e.printStackTrace();  
        }  
        return c.getTime();  
    }  
  
    /** 
     * 获得本周的最后一天，周日 
     *  
     * @return 
     */  
    public static Date getCurrentWeekDayEndTime() {  
        Calendar c = Calendar.getInstance();  
        try {  
            int weekday = c.get(Calendar.DAY_OF_WEEK);  
            c.add(Calendar.DATE, 8 - weekday);  
            c.setTime(longSdf.parse(shortSdf.format(c.getTime()) + " 23:59:59"));  
        } catch (Exception e) {  
            e.printStackTrace();  
        }  
        return c.getTime();  
    }  
  
    /** 
     * 获得本天的开始时间，即2012-01-01 00:00:00 
     *  
     * @return 
     */  
    public static Date getCurrentDayStartTime() {  
        Date now = new Date();  
        try {  
            now = shortSdf.parse(shortSdf.format(now));  
        } catch (Exception e) {  
            e.printStackTrace();  
        }  
        return now;  
    }  
  
    /** 
     * 获得本天的结束时间，即2012-01-01 23:59:59 
     *  
     * @return 
     */  
    public static Date getCurrentDayEndTime() {  
        Date now = new Date();  
        try {  
            now = longSdf.parse(shortSdf.format(now) + " 23:59:59");  
        } catch (Exception e) {  
            e.printStackTrace();  
        }  
        return now;  
    }  
  
    /** 
     * 获得本小时的开始时间，即2012-01-01 23:59:59 
     *  
     * @return 
     */  
    public static Date getCurrentHourStartTime() {  
        Date now = new Date();  
        try {  
            now = longHourSdf.parse(longHourSdf.format(now));  
        } catch (Exception e) {  
            e.printStackTrace();  
        }  
        return now;  
    }  
  
    /** 
     * 获得本小时的结束时间，即2012-01-01 23:59:59 
     *  
     * @return 
     */  
    public static Date getCurrentHourEndTime() {  
        Date now = new Date();  
        try {  
            now = longSdf.parse(longHourSdf.format(now) + ":59:59");  
        } catch (Exception e) {  
            e.printStackTrace();  
        }  
        return now;  
    }  
  
    /** 
     * 获得本月的开始时间，即2012-01-01 00:00:00 
     *  
     * @return 
     */  
    public static Date getCurrentMonthStartTime() {  
        Calendar c = Calendar.getInstance();  
        Date now = null;  
        try {  
            c.set(Calendar.DATE, 1);  
            now = shortSdf.parse(shortSdf.format(c.getTime()));  
        } catch (Exception e) {  
            e.printStackTrace();  
        }  
        return now;  
    }  
  
    /** 
     * 当前月的结束时间，即2012-01-31 23:59:59 
     *  
     * @return 
     */  
    public static Date getCurrentMonthEndTime() {  
        Calendar c = Calendar.getInstance();  
        Date now = null;  
        try {  
            c.set(Calendar.DATE, 1);  
            c.add(Calendar.MONTH, 1);  
            c.add(Calendar.DATE, -1);  
            now = longSdf.parse(shortSdf.format(c.getTime()) + " 23:59:59");  
        } catch (Exception e) {  
            e.printStackTrace();  
        }  
        return now;  
    }  
  
    /** 
     * 当前年的开始时间，即2012-01-01 00:00:00 
     *  
     * @return 
     */  
    public static Date getCurrentYearStartTime() {  
        Calendar c = Calendar.getInstance();  
        Date now = null;  
        try {  
            c.set(Calendar.MONTH, 0);  
            c.set(Calendar.DATE, 1);  
            now = shortSdf.parse(shortSdf.format(c.getTime()));  
        } catch (Exception e) {  
            e.printStackTrace();  
        }  
        return now;  
    }  
  
    /** 
     * 当前年的结束时间，即2012-12-31 23:59:59 
     *  
     * @return 
     */  
    public static Date getCurrentYearEndTime() {  
        Calendar c = Calendar.getInstance();  
        Date now = null;  
        try {  
            c.set(Calendar.MONTH, 11);  
            c.set(Calendar.DATE, 31);  
            now = longSdf.parse(shortSdf.format(c.getTime()) + " 23:59:59");  
        } catch (Exception e) {  
            e.printStackTrace();  
        }  
        return now;  
    }  
  
    /** 
     * 当前季度的开始时间，即2012-01-1 00:00:00 
     *  
     * @return 
     */  
    public static Date getCurrentQuarterStartTime() {  
        Calendar c = Calendar.getInstance();  
        int currentMonth = c.get(Calendar.MONTH) + 1;  
        Date now = null;  
        try {  
            if (currentMonth >= 1 && currentMonth <= 3)  
                c.set(Calendar.MONTH, 0);  
            else if (currentMonth >= 4 && currentMonth <= 6)  
                c.set(Calendar.MONTH, 3);  
            else if (currentMonth >= 7 && currentMonth <= 9)  
                c.set(Calendar.MONTH, 4);  
            else if (currentMonth >= 10 && currentMonth <= 12)  
                c.set(Calendar.MONTH, 9);  
            c.set(Calendar.DATE, 1);  
            now = longSdf.parse(shortSdf.format(c.getTime()) + " 00:00:00");  
        } catch (Exception e) {  
            e.printStackTrace();  
        }  
        return now;  
    }  
  
    /** 
     * 当前季度的结束时间，即2012-03-31 23:59:59 
     *  
     * @return 
     */  
    public static Date getCurrentQuarterEndTime() {  
        Calendar c = Calendar.getInstance();  
        int currentMonth = c.get(Calendar.MONTH) + 1;  
        Date now = null;  
        try {  
            if (currentMonth >= 1 && currentMonth <= 3) {  
                c.set(Calendar.MONTH, 2);  
                c.set(Calendar.DATE, 31);  
            } else if (currentMonth >= 4 && currentMonth <= 6) {  
                c.set(Calendar.MONTH, 5);  
                c.set(Calendar.DATE, 30);  
            } else if (currentMonth >= 7 && currentMonth <= 9) {  
                c.set(Calendar.MONTH, 8);  
                c.set(Calendar.DATE, 30);  
            } else if (currentMonth >= 10 && currentMonth <= 12) {  
                c.set(Calendar.MONTH, 11);  
                c.set(Calendar.DATE, 31);  
            }  
            now = longSdf.parse(shortSdf.format(c.getTime()) + " 23:59:59");  
        } catch (Exception e) {  
            e.printStackTrace();  
        }  
        return now;  
    }  
  
    /** 
     * 获取前/后半年的开始时间 
     *  
     * @return 
     */  
    public static Date getHalfYearStartTime() {  
        Calendar c = Calendar.getInstance();  
        int currentMonth = c.get(Calendar.MONTH) + 1;  
        Date now = null;  
        try {  
            if (currentMonth >= 1 && currentMonth <= 6) {  
                c.set(Calendar.MONTH, 0);  
            } else if (currentMonth >= 7 && currentMonth <= 12) {  
                c.set(Calendar.MONTH, 6);  
            }  
            c.set(Calendar.DATE, 1);  
            now = longSdf.parse(shortSdf.format(c.getTime()) + " 00:00:00");  
        } catch (Exception e) {  
            e.printStackTrace();  
        }  
        return now;  
  
    }  
  
    /** 
     * 获取前/后半年的结束时间 
     *  
     * @return 
     */  
    public static Date getHalfYearEndTime() {  
        Calendar c = Calendar.getInstance();  
        int currentMonth = c.get(Calendar.MONTH) + 1;  
        Date now = null;  
        try {  
            if (currentMonth >= 1 && currentMonth <= 6) {  
                c.set(Calendar.MONTH, 5);  
                c.set(Calendar.DATE, 30);  
            } else if (currentMonth >= 7 && currentMonth <= 12) {  
                c.set(Calendar.MONTH, 11);  
                c.set(Calendar.DATE, 31);  
            }  
            now = longSdf.parse(shortSdf.format(c.getTime()) + " 23:59:59");  
        } catch (Exception e) {  
            e.printStackTrace();  
        }  
        return now;  
    }  	
}
